Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2017 Ford Transit Connect TitaniumFACTORY OEM SERVICE PROCEDURE
Dual Automatic Temperature Control (DATC): BCM
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| B10AF:12 | Blower Fan Relay: Circuit Short To Battery | GO to Pinpoint Test N |
| B10AF:14 | Blower Fan Relay: Circuit Short To Ground Or Open | If the blower motor is inoperative, GO to Pinpoint Test N If the blower motor will not shut off, GO to Pinpoint Test O |
| B10EA:12 | Positive Temperature Coefficient Heater: Circuit Short To Battery | GO to Pinpoint Test A |
| B10EA:14 | Positive Temperature Coefficient Heater: Circuit Short To Ground Or Open | GO to Pinpoint Test A |
| B145F:12 | Rear Positive Temperature Coefficient Heater: Circuit Short To Battery | GO to Pinpoint Test V |
| B145F:14 | Rear Positive Temperature Coefficient Heater: Circuit Short To Ground or Open | GO to Pinpoint Test V |
| B1460:24 | Rear Auxiliary Heater Switch: Signal Stuck High | GO to Pinpoint Test V |
| B1B71:21 | Evaporator Temperature Sensor: Signal Amplitude < Minimum | GO to Pinpoint Test E |
| B1B71:22 | Evaporator Temperature Sensor: Signal Amplitude < Maximum | GO to Pinpoint Test E |
| B1B71:2F | Evaporator Temperature Sensor: Signal Erratic | GO to Pinpoint Test E |
| All Other BCM Diagnostic Trouble Codes (DTCs) | - | REFER to: Body Control Module (BCM) . |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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